31980195

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54667}}^1$

素因数の和:54691

約数の個数: 24

約数和(自身を含む): 59697456

約数和(自身を除く): 27717261

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 54667, 164001, 273335, 492003, 710671, 820005, 2132013, 2460015, 3553355, 6396039, 10660065, 31980195]

約数ペア:

[(1, 31980195), (3, 10660065), (5, 6396039), (9, 3553355), (13, 2460015), (15, 2132013), (39, 820005), (45, 710671), (65, 492003), (117, 273335), (195, 164001), (585, 54667)]